CN105829728B - The pressure charging system of multi-stage motor centrifugal compressor and internal combustion engine - Google Patents
The pressure charging system of multi-stage motor centrifugal compressor and internal combustion engine Download PDFInfo
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- CN105829728B CN105829728B CN201480069105.0A CN201480069105A CN105829728B CN 105829728 B CN105829728 B CN 105829728B CN 201480069105 A CN201480069105 A CN 201480069105A CN 105829728 B CN105829728 B CN 105829728B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B33/00—Engines characterised by provision of pumps for charging or scavenging
- F02B33/32—Engines with pumps other than of reciprocating-piston type
- F02B33/34—Engines with pumps other than of reciprocating-piston type with rotary pumps
- F02B33/40—Engines with pumps other than of reciprocating-piston type with rotary pumps of non-positive-displacement type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/04—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/02—Drives of pumps; Varying pump drive gear ratio
- F02B39/08—Non-mechanical drives, e.g. fluid drives having variable gear ratio
- F02B39/10—Non-mechanical drives, e.g. fluid drives having variable gear ratio electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0002—Controlling intake air
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B2037/122—Control of rotational speed of the pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/04—Engine intake system parameters
- F02D2200/0406—Intake manifold pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/60—Input parameters for engine control said parameters being related to the driver demands or status
- F02D2200/602—Pedal position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/40—Application in turbochargers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Supercharger (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The purpose of the present invention is to provide the pressure charging systems of a kind of multi-stage motor centrifugal compressor and internal combustion engine, using the centrifugal compressor of uniaxial two-stage, it can easily be done the control of the driving mechanism of rotary shaft, link a pair of of centrifugal compressor in the two sides of electric motor, the pair of centrifugal compressor is connected in series, a side therein is low-pressure stage compressor, another party is high pressure stage compressor, in the multi-stage motor centrifugal compressor, the low-pressure stage compressor and the high pressure stage compressor are formed as, the pressure ratio of the low-pressure stage compressor and the pressure ratio of the high pressure stage compressor become size different from each other.
Description
Technical field
This disclosure relates to multi-stage motor centrifugal compressor and have the multi-stage motor centrifugal compressor internal combustion engine pressurization
System.
Background technique
The engine of an example as internal combustion engine gradually minimizes, to improve the requirement of low speed torque and responsiveness by
Gradually improve.As the mode for realizing these requirements, motor compressor is noticeable.Have there are one kind and uses the motor compressor
Multi-stage motor centrifugal compressor system, for example, the intake channel and exhaust channel in engine have lower pressure stage turbine,
The intake channel for being located at downstream side than the low-pressure stage compressor of lower pressure stage turbine has motor compressor (referring to patent document 1).
The electronic level two is configured to carry out two-step supercharging, wherein it is pressurized in the first order using lower pressure stage turbine,
It is pressurized in the second level using motor compressor.
Lower pressure stage turbine is configured to, comprising: lower pressure stage turbine is configured at exhaust channel and utilizes exhaust gas drive;Low pressure
Grade compressor, is configured at the torque actuated of intake channel and utilization lower pressure stage turbine.Motor compressor is configured to, and has configuration
It is compressed in the intake channel for being located at downstream side than low-pressure stage compressor, and using the hiigh pressure stage of the torque actuated of electric motor
Machine.
In the electronic level two, in the case where the working region of engine is in low rotational domain, in order not to generate
Pressurization is sluggish, drive motor compressor and improve high pressure stage compressor revolving speed and the air inlet to low-pressure stage compressor pressurization
It is assisted, torque and responsiveness when can be improved low speed.
Existing technical literature
Patent document
Patent document 1:(Japan) special open 2013-24059 (referring to Fig. 6)
Patent document 2:(Japan) special open 2004-11440
Summary of the invention
The technical problems to be solved by the invention
However, in recent years in addition in low engine speed require to improve responsiveness for the purpose of turbine miscellaneous function it
Outside, the auxiliary of turbine is also required in steady running, the use environment of engine more deteriorates.Therefore, if using existing
Electronic level two realizes such requirement, then needs to rotate motor compressor with higher speed, generates electronic
The hidden danger of the compressor lost of life.
Thus it is possible to using single shaft two-stage centrifugal compressor documented by patent document 2, but due to the centrifugal compressor
High speed rotation, due to the inertia force of the rotation of the low-pressure stage compressor of the one end setting by the rotary shaft in centrifugal compressor
And rotary shaft another side be arranged high pressure stage compressor rotation inertia force influence, generation be difficult to carry out making to be centrifuged
The hidden danger of the control of the driving mechanism of compressor action.
Also, in patent document 2, in the centrifugal compressor of the uniaxial two-stage of diagram, low-pressure stage compressor and high pressure
Grade compressor uses same compressor, therefore low-pressure stage compressor and high pressure stage compressor have same supercharging performance, from
A certain revolving speed initiation pressure ratio steeply rises, and there is the hidden danger for the control for being difficult to carry out pressure ratio.
In view of the foregoing, at least several embodiments of the invention are designed to provide a kind of multi-stage motor centrifugation pressure
The pressure charging system of contracting machine and internal combustion engine can easily be done rotation using the centrifugal compressor of uniaxial two-stage
The control of the driving mechanism of axis and the control of pressure ratio.
For solving the technical solution of technical problem
The multi-stage motor centrifugal compressor of the several embodiments of the present invention,
In the impeller of the one end connection low-pressure stage compressor of the rotary shaft extended from the two sides of electric motor, in the rotation
The impeller of the another side connection high pressure stage compressor of shaft, using the high pressure stage compressor to the low-pressure stage compressor institute
The air inlet of compression is compressed again,
The multi-stage motor centrifugal compressor is characterized in that,
The low-pressure stage compressor and the high pressure stage compressor are formed as, and utilize the impeller of the low-pressure stage compressor
Rotation and the pressure ratio of air inlet compressed and the rotation using the impeller of the high pressure stage compressor and the pressure of air inlet compressed
Than for size different from each other.
According to above-mentioned multi-stage motor centrifugal compressor, low-pressure stage compressor and high pressure stage compressor are formed as, and utilize low pressure
The rotation of the impeller of grade compressor and the pressure ratio of air inlet compressed and the rotation using the impeller of high pressure stage compressor and compress
The pressure ratio of air inlet be size different from each other, therefore in the impeller of the impeller and high pressure stage compressor of low-pressure stage compressor
When rotation, it is believed that the difference of the inertia force of the inertia force and small compressor of pressure ratio of the big compressor of pressure ratio, which becomes, acts on rotation
The inertia force of shaft, due to braking action, inertia force becomes smaller.Therefore, it can be realized the rotation control for being easy to carry out electric motor
Multi-stage motor centrifugal compressor.
In addition, low-pressure stage compressor and high pressure stage compressor are formed as according to above-mentioned multi-stage motor centrifugal compressor, utilize
The rotation institute of the pressure ratio for the air inlet that the rotation of the impeller of low-pressure stage compressor is compressed and the impeller using high pressure stage compressor
The pressure ratio of the air inlet of compression becomes size different from each other, therefore utilizes the low-pressure stage compressor and hiigh pressure stage under a certain revolving speed
The respective charging efficiency difference this point of compressor can make low-pressure stage pressure when increasing and decreasing since a certain revolving speed in revolving speed
Contracting machine is different from the change rate of the respective pressure ratio of high pressure stage compressor, and the pressure ratio of multi-stage motor centrifugal compressor can be made flat
Quietly change.Therefore, it can be realized the multi-stage motor centrifugal compressor for being easy to carry out arbitrary pressure ratio control.
In several embodiments,
The diameter of the impeller of the diameter and high pressure stage compressor of the impeller of the low-pressure stage compressor has different from each other
Size.
In this case, the diameter of the impeller of the diameter of the impeller of low-pressure stage compressor and the high pressure stage compressor has that
This different size, therefore can easily make the pressure ratio using the air inlet of low-pressure stage compressor compresses and utilize hiigh pressure stage pressure
The pressure ratio for the air inlet that contracting machine is compressed is different size.Therefore, in the impeller and high pressure stage compressor of low-pressure stage compressor
Impeller rotation when, the inertia force for acting on rotary shaft can be made smaller.Therefore, it can be realized and be easy to carry out electric motor
Rotation control multi-stage motor centrifugal compressor.
In addition, in this case, the diameter of the impeller of the diameter and high pressure stage compressor of the impeller of low-pressure stage compressor is constituted
For with size different from each other, therefore it can easily make the pressure ratio and utilization of the air inlet using low-pressure stage compressor compresses
The pressure ratio of the air inlet of high pressure stage compressor compression is different size.Therefore, the impeller and height of low-pressure stage compressor can be made
Arbitrarily downgrade compressor impeller revolving speed increase and decrease caused by multi-stage motor centrifugal compressor pressure ratio variation it is steady.Cause
This, can be realized the multi-stage motor centrifugal compressor for being easy to carry out arbitrary pressure ratio control.
In several embodiments,
The shape of the impeller of the shape and high pressure stage compressor of the impeller of the low-pressure stage compressor has each other not
Same shape.
In this case, the shape of the impeller of the shape and high pressure stage compressor of the impeller of low-pressure stage compressor has that
This different shape, therefore it is able to carry out the adjustment of the flow passage area for the air inlet flowed in compressor.It therefore, can be easily
Make the pressure ratio using the air inlet of low-pressure stage compressor compresses and the pressure ratio of the air inlet using high pressure stage compressor compression not
Same size.Therefore, it in the rotation of the impeller of the impeller and high pressure stage compressor of low-pressure stage compressor, can further decrease
Act on the inertia force of rotary shaft.Therefore, it can be realized the multi-stage motor centrifugation for being easy to carry out the rotation control of electric motor
Compressor.
In addition, in this case, the diameter of the impeller of the diameter and high pressure stage compressor of the impeller of low-pressure stage compressor is constituted
For with size different from each other, therefore pressure ratio using the air inlet of low-pressure stage compressor compresses can be made and utilize hiigh pressure stage
The pressure ratio of the air inlet of compressor compresses is different size.Therefore, the impeller and hiigh pressure stage pressure of low-pressure stage compressor can be made
The variation of the pressure ratio of multi-stage motor centrifugal compressor caused by the increase of the revolving speed of the impeller of contracting machine is steady.Therefore, can
Realize the multi-stage motor centrifugal compressor for being easy to carry out arbitrary pressure ratio control.
In several embodiments, it is configured to, has:
Relation table indicates the revolving speed of the electric motor and the discharge pressure of the multi-stage motor centrifugal compressor or row
The relationship of outflow;
Mechanism is compareed, the higher controller of the movement of internal combustion engine will be controlled to required by the multistage centrifugal compressor
Admission pressure or charge flow rate are compareed and are exported the necessary revolving speed of the electric motor with the relation table;
Control device controls the revolving speed of the electric motor, is exported with reaching using the control mechanism
The necessary revolving speed.
In this case, it is controlled using revolving speed of the control mechanism to electric motor, utilizes control mechanism to reach
Derived necessity revolving speed, therefore can make required by the admission pressure or charge flow rate and higher controller of multistage centrifugal compressor
Admission pressure or charge flow rate it is identical.Therefore, raising, other pressurizations of responsiveness are required when in addition to low speed in internal combustion engine
Except the miscellaneous function of device, in the case where also having required to the auxiliary of other boosters in steady running, electricity can be utilized
Dynamic motor easily controls the revolving speed of rotary shaft.
The pressure charging system of the internal combustion engine of the several embodiments of the present invention,
The discharge side of the multi-stage motor centrifugal compressor is connect with the air inlet side of other boosters,
By the discharge air of the multi-stage motor centrifugal compressor import the centrifugal compressor of the turbocharger into
Gas side.
In this case, the multi-stage motor centrifugal compressor can easily be done the rotation control of electric motor,
Therefore, it other than the raising of responsiveness, the miscellaneous function of other boosters are required when in addition to the low speed in internal combustion engine, is transported stablizing
It, can be using electric motor easily to the revolving speed of rotary shaft in the case where required by also having to the auxiliary of other boosters when turning
It is controlled.Therefore, the pressurization of satisfactory air inlet can be supplied to internal combustion engine via other boosters.In addition, multistage
Electric centrifugal compressor will be supplied to high pressure stage compressor using the air inlet of low-pressure stage compressor compresses and further progress is compressed,
Therefore compared with the booster that compressor is only set in the one end of rotary shaft, the higher air inlet of pressure ratio can be obtained.Therefore,
It is reduced even if making the maximum (top) speed of multi-stage motor centrifugal compressor, also can be realized to obtain the internal combustion of the pressurization of desired air inlet
The pressure charging system of machine.
In several embodiments,
Other described boosters are configured to have the exhaust driven gas turbine using the exhaust rotation of internal combustion engine and receive the exhaust
The rotation of turbine and the turbocharger of centrifugal compressor rotated.
In this case, other boosters become the exhaust driven gas turbine using the exhaust rotation of internal combustion engine and receive exhaust whirlpool
The rotation of wheel and the turbocharger of centrifugal compressor rotated,
Due to being compressed using the compressor of three-level to air inlet, air inlet is pressed with using the compressor of two-stage
The case where contracting, is compared, and the air inlet that can be up to higher pressure is supplied to internal combustion engine.Therefore, even if making multi-stage motor centrifugal compressed
The revolving speed of machine reduces, and the pressure for the air inlet being pressurized in internal combustion engine can also be made to become desired pressure.Therefore, it can prevent
The service life reduction of multi-stage motor centrifugal compressor.
The effect of invention
At least several embodiments according to the present invention are capable of providing a kind of multi-stage motor centrifugal compressor and internal combustion engine
Pressure charging system can easily be done the control of the driving mechanism of rotary shaft using uniaxial two-stage centrifugal compressor
The control of system and pressure ratio.
Detailed description of the invention
Fig. 1 is the sectional view of multi-stage motor centrifugal compressor.
Fig. 2 is the structural schematic diagram for having the pressure charging system of internal combustion engine of the multi-stage motor centrifugal compressor.
Specific embodiment
Hereinafter, the implementation according to attached drawing, for the pressure charging system of multi-stage motor centrifugal compressor and internal combustion engine of the invention
Mode, on one side referring to Fig.1, Fig. 2 while be illustrated.Firstly, being illustrated to multi-stage motor centrifugal compressor.In addition, the reality
The material, shape, its relative configuration etc. for applying component parts documented by mode are not used to for the scope of the present invention being defined in
This, it is only simple to illustrate example.
As shown in Fig. 1 (sectional view), multi-stage motor centrifugal compressor 1 is configured to the rotation rotatably freely supported
Axis 3, have rotary shaft 3 one end installation low-pressure stage impeller 11 low-pressure stage compressor 10, have in the another of rotary shaft 3
One end installation hiigh pressure stage impeller 21 high pressure stage compressor 20, rotary shaft 3 length direction central portion install it is electronic
Motor rotor 30.In addition, being equipped with the electricity configured in a manner of surrounding electric motor rotor 30 around electric motor rotor 30
Dynamic motor stator (not shown), electric motor (not shown) are configured to electric motor rotor 30 and electric motor stator.
Low-pressure stage compressor 10 has the low-pressure stage impeller 11 and the encirclement low-pressure stage leaf installed in the one end of rotary shaft 3
The low-pressure stage shell 16 of wheel 11.Low-pressure stage shell 16 has in the internal spatial portion for rotatably freely storing low-pressure stage impeller 11
17.Suck air inlet suction inlet 17a spatial portion 17 central portion one end side opening, spatial portion 17 be formed radially with
Suction inlet 17a connection and to the flow path 17c of the circumferential skewing of low-pressure stage compressor 10.In addition, the outlet being connected to flow path 17c
17b in the one side side end of width direction of low-pressure stage shell 16, i.e. the paper side of Fig. 1 it is open-ended.It is flowed into from suction inlet 17a
Air inlet by low-pressure stage impeller 11 compress and heat up, circulate in flow path 17c and from outlet 17b discharge.
It is inserted into low-pressure stage impeller 11 and is from the side the other end of the circular insert port 18 in low-pressure stage shell 16
Side opening.Insert port 18 is larger open than low-pressure stage impeller 11 and exposes a part of flow path 17c.Low-pressure stage shell 16
The side 16a of 18 side of insert port is formed as planar, is formed as circular from the side.
It is equipped with thermal insulation board 35 in the another side of low-pressure stage compressor case 16, which is installed on low-pressure stage compression
The side 16a of machine shell 16 and the flow path 17c for blocking exposing.It is equipped in 20 side of high pressure stage compressor of thermal insulation board 35 to electronic
The motor case 45 that motor rotor 30 and bearing 40R are kept.The details of the motor case 45 will be illustrated hereinafter.
Low-pressure stage impeller 11 have disk-shaped backplate 12, from a side side of backplate 12 towards orthogonal direction
It protrudes and is integrally formed at the hub portion 13 of the circular cone shape of backplate 12, in the outer peripheral surface from hub portion 13 to backplate 12 1
Multiple blades 14 of body setting.It is equipped with through hole 13a in the central portion of hub portion 13, in through hole 13a inserted with rotary shaft 3
And low-pressure stage impeller 11 is installed on rotary shaft 3 via nut 15.The diameter of low-pressure stage impeller 11 is than aftermentioned high pressure stage compressor 20
Hiigh pressure stage impeller 21 diameter it is small.Therefore, compared with the pressure ratio of high pressure stage compressor 20, the pressure ratio of low-pressure stage compressor 10
It is small.It should be noted that the diameter of hiigh pressure stage impeller 21 can be smaller than the diameter of low-pressure stage impeller 11.In this case, hiigh pressure stage
The pressure ratio of compressor 20 becomes smaller than the pressure ratio of low-pressure stage compressor 10.
High pressure stage compressor 20 is configured to identical as low-pressure stage compressor 10, has and installs in the another side of rotary shaft 3
Hiigh pressure stage impeller 21 and surround the hiigh pressure stage impeller 21 hiigh pressure stage shell 26.Hiigh pressure stage shell 26 have internal rotating from
Such as store the spatial portion 27 of hiigh pressure stage impeller 21.The suction inlet 27a for sucking air inlet is open in the another side of spatial portion 27,
Being formed radially of spatial portion 27 is connected to suction inlet 27a and to the flow path 27c of the circumferential skewing of high pressure stage compressor 20.With stream
The outlet 27b of road 27c connection is in a side side end of the width direction of hiigh pressure stage shell 26, that is, opens the end of Fig. 1 paper side
Mouthful.The air inlet flowed into from suction inlet 27a is compressed and heated up by hiigh pressure stage impeller 21, flowed through in flow path 27c and from outlet 27b
Discharge.The suction inlet 27a of hiigh pressure stage shell 26 is connected to via air inlet access 29 with the outlet 17b of low-pressure stage shell 16.
It is inserted into hiigh pressure stage impeller 21 and is from the side one end of the circular insert port 28 in hiigh pressure stage shell 26
Opening.Insert port 28 is larger open than hiigh pressure stage impeller 21 and exposes a part of flow path 27c.Hiigh pressure stage shell 26 is inserted
The side 26a of 28 side of entrance is formed as planar, is formed as circular from the side.
Hiigh pressure stage impeller 21 is configured to identical as low-pressure stage impeller 11, has disk-shaped backplate 22, from backplate 22
A side side the hub portion 23 towards the circular cone shape that orthogonal direction is prominent and is wholely set with backplate 22, from hub portion
Multiple blades 24 that 23 outer peripheral surface is wholely set to backplate 22.It is equipped with through hole 23a in the central portion of hub portion 23, at this
Another side of the through hole 23a inserted with rotary shaft 3 and hiigh pressure stage impeller 21 is mounted on the another of rotary shaft 3 via nut 15
End side.Therefore, low-pressure stage impeller 11 is installed in the one end of rotary shaft 3, hiigh pressure stage is installed in the another side of rotary shaft 3
Impeller 21, low-pressure stage impeller 11 and hiigh pressure stage impeller 21 are integrally formed with rotary shaft 3 and are rotated.
The diameter of hiigh pressure stage impeller 21 is bigger than the diameter of aforementioned low-pressure stage impeller 11.Therefore, with the pressure of low-pressure stage compressor 10
Than comparing, the pressure ratio of high pressure stage compressor 20 is big.It should be noted that as previously mentioned, low-pressure stage impeller 11 diameter than high
Arbitrarily downgrade impeller 21 diameter it is big in the case where, the pressure ratio of hiigh pressure stage impeller 21 becomes smaller than the pressure ratio of low-pressure stage impeller 11.
A pair of bearings 40R, 40L in the axial direction with compartment of terrain configuration is equipped in the length direction middle part of rotary shaft 3.
These bearings 40R, 40L are the rolling bearings of lubricating oil epoxy-type.The axis of middle and high 20 side of compressor of arbitrarily downgrading these bearings 40R, 40L
It holds 40L and is set to bearing case 50.
Bearing case 50 is formed as circular, is equipped with the insertion hole 50a for being inserted into rotary shaft 3 in the central portion, is inserting
10 side of low-pressure stage compressor for entering hole 50a is equipped with the bearing mounting hole 50b bigger than the internal diameter for being inserted into hole 50a.It is installed in the bearing
Hole 50b is equipped with bearing 40L, and rotary shaft 3 is inserted into bearing 40L, and rotary shaft 3 is rotatably freely supported via bearing 40L.
It is equipped in the end of 20 side of high pressure stage compressor of bearing case 50 chimeric with the insert port 28 of hiigh pressure stage shell 26 and from side
It is seen as circular protrusion rank portion 51, and the radial outside in prominent rank portion 51 is equipped with the side 26a with hiigh pressure stage shell 26
Opposite and contact circular face 52.Bearing case 50 is integrally attached to height via the bolt 53 of insertion hiigh pressure stage shell 26
It arbitrarily downgrades shell 26.
Be equipped in the side 54 of 10 side of low-pressure stage compressor of bearing case 50 is circular engaging recessed part from the side
54a.In the end of high pressure stage compressor 20 side of the engaging recessed part 54a inserted with motor case 45.
It is empty equipped with the rotor for rotatably freely surrounding the electric motor rotor 30 in 50 side of bearing case of motor case 45
Between portion 45b, in the position than rotor space portion 45b close to 10 side of low-pressure stage compressor, equipped with the bearing peace installed for bearing 40R
Fill hole 45c.If electric motor rotor 30 is configured at rotor space portion 45b, and bearing 40R is installed on bearing installation
In the state of the 45c of hole, rotary shaft 3 is inserted into electric motor rotor 30 and bearing 40R, then rotary shaft 3 is rotatably freely supported,
And it can be rotated by the driving force from electric motor rotor 30.It is equipped in the periphery of motor case 45 to radial outside
The multiple cooling fins 46 extended, can will be released to outside from the heat of the generations such as electric motor rotor 30 or bearing 40R.
Electric motor rotor 30 is the gyrator of electric motor, is configured to be driven power using motor coil not shown,
Rotate rotary shaft 3, and can be rotate at high speed.The movement of electric motor rotor 30 and the motor coil is by aftermentioned movement
Control unit 47 controls.
Then, the movement of multi-stage motor centrifugal compressor 1 is illustrated.Electric motor rotor 30 is driven, is being rotated
While the rotation of axis 3, low-pressure stage impeller 11 and hiigh pressure stage impeller 21 rotate.Using the rotation of low-pressure stage impeller 11 from low-pressure stage
The suction inlet 17a of compressor 10 sucks air inlet, and flow path 17c of the air inlet sucked in low-pressure stage compressor 10 is by being pressed
Contracting reaches defined pressure ratio and is discharged from outlet 17b.
The air inlet being discharged from outlet 17b circulate in air inlet access 29 and from the suction inlet of high pressure stage compressor 20
27a is flowed into high pressure stage compressor 20.Flow into flow path 27c of the air inlet in high pressure stage compressor 20 in high pressure stage compressor 20
By being compressed, reaches defined pressure ratio and be discharged from outlet 27b.
In this way, utilizing the pressure ratio and benefit of the air inlet that low-pressure stage compressor 10 compresses in multi-stage motor centrifugal compressor 1
Size with the pressure ratio of the air inlet of the compression of high pressure stage compressor 20 is different from each other, utilizes the low-pressure stage compressor under a certain revolving speed
10 with the respective charging efficiency difference this point of high pressure stage compressor 20, when revolving speed can be made to increase and decrease since a certain revolving speed
Low-pressure stage compressor 10 and the respective compression ratio of high pressure stage compressor 20 change rate it is different, multi-stage motor centrifugation pressure can be made
The compression ratio of contracting machine 1 smoothly changes.Therefore, it can be realized the multi-stage motor centrifugation pressure for being easy to carry out arbitrary compression ratio control
Contracting machine 1.
In addition, utilizing the pressure ratio and benefit of the air inlet that low-pressure stage compressor 10 compresses in multi-stage motor centrifugal compressor 1
Size with the pressure ratio of the air inlet of the compression of high pressure stage compressor 20 is different from each other, therefore in the low-pressure stage of low-pressure stage compressor 10
When the rotation of the hiigh pressure stage impeller 21 of impeller 11 and high pressure stage compressor 20, it is believed that the big high pressure stage compressor 20 of pressure ratio is used to
Property power and the difference of inertia force of the small low-pressure stage compressor 10 of pressure ratio become and act on the inertia force of rotary shaft 3, pass through braking
Effect can reduce inertia force.Thereby, it is possible to realize be easy carry out electric motor rotor 30 rotation control multi-stage motor from
Heart compressor 1.
Then, the pressurization for having the internal combustion engine of aforementioned multi-stage motor centrifugal compressor 1 is directed at while referring to FIG. 1 and FIG. 2
System is illustrated.In the present embodiment, it is illustrated by taking engine as an example as internal combustion engine.As shown in Fig. 2, starting
In the pressure charging system of machine 60, discharge side and the turbocharger 62 of the high pressure stage compressor 20 of multi-stage motor centrifugal compressor 1
Air inlet side connection.Turbocharger 62 has using the exhaust driven gas turbine 63 of the exhaust rotation of engine 60 and by exhaust driven gas turbine 63
Rotary force and the centrifugal compressor 65 that rotates.The hiigh pressure stage of multi-stage motor centrifugal compressor 1 is supplied via intake channel 64b
The discharge pressure of compressor 20 makes it import the air inlet side of the centrifugal compressor 65 of turbocharger 62.
It is located at the intake channel 64b of upstream side and the hiigh pressure stage pressure of multi-stage motor centrifugal compressor 1 than turbocharger 62
The outlet 27c of contracting machine 20 is connected to.The centrifugal compressor 65 of turbocharger 62 via intake channel 64c and engine 60 into
Gas side connection, the exhaust driven gas turbine 63 of turbocharger 62 are connected to via exhaust channel 61 with the exhaust side of engine 60.In addition, more
Grade electric centrifugal compressor 1 is as previously mentioned, therefore the description thereof will be omitted.
The air inlet pressure sensor of the pressure for the air inlet that detection is circulated in intake channel 64c is equipped in intake channel 64c
70.In addition it is possible to use detecting the intake flow sensor of the flow of air inlet to replace air inlet pressure sensor 70.Admission pressure
The engine control system 71 that sensor 70 is controlled with the movement (ignition timing, fuel feed) to engine 60 is electrically connected
It connects.(output is proportional with the entering amount of gas pedal (not shown) to accelerator open degree sensor 72 for engine control system 71
The sensor of signal) signal accordingly set the target inlet air amount and fuel injection amount of the air inlet for being supplied to engine 60, it is right
The movement of multi-stage motor centrifugal compressor 1 and fuel injection device (not shown) is controlled, with reach the target of the setting into
Tolerance and fuel injection amount.
Engine control system 71 sends signal corresponding with the target inlet air amount to pair after setting target inlet air amount
According to mechanism 73.Control mechanism 73 has the necessary revolving speed and multi-stage motor centrifugal compressor 1 that electric motor rotor 30 is stored in advance
Delivery flow relationship relation table 73a, export corresponding with the target inlet air amount sent from engine control system 71 electricity
The necessary revolving speed of dynamic motor rotor 30.With derived from the corresponding signal of the necessary revolving speed of electric motor rotor 30 be sent to pair
The controller for motor 74 that the rotation of electric motor rotor 30 is controlled.Controller for motor 74 is to electric motor rotor 30
Rotation is controlled, to reach the necessary revolving speed of the electric motor rotor 30 sent from control mechanism 73.
According to the pressure charging system of the engine 60, after the driving of engine 60, the exhaust being discharged from engine 60 is being vented
By rotating exhaust driven gas turbine 63 in access 61, receive the rotation of the exhaust driven gas turbine 63, using centrifugal compressor 65 to air inlet
Compressed and carried out to engine 60 pressurization of air inlet.In addition, from the low-pressure stage compressor with multi-stage motor centrifugal compressor 1
The air inlet of the 10 intake channel 64a suckings being connected is flowed into from the suction inlet 27a of low-pressure stage compressor 10, by low-pressure stage compressor
10 compress and reach defined pressure and be discharged from outlet 17b, circulate in air inlet access 29 and are fed into hiigh pressure stage
Compressor 20 is further compressed by high pressure stage compressor 20 and reaches higher pressure.The air inlet for reaching the pressure of the high pressure exists
It circulates in the intake channel 64b of connection high pressure stage compressor 20 and centrifugal compressor 65 and is fed into centrifugal compressor 65, reach
Air inlet to higher pressure circulates in the intake channel 64c of connection centrifugal compressor 65 and engine 60 and is fed into and starts
Machine 60.
Herein, as previously mentioned, the necessary revolving speed of the electric motor rotor 30 of multi-stage motor centrifugal compressor 1, is control
Mechanism in order to reach with target inlet air amount required by engine control system and from relation table select it is corresponding with target inlet air amount
The necessary revolving speed of electric motor rotor 30 and it is derived.Therefore, electric motor rotor 30 is rotated with the derived necessary revolving speed,
Therefore the air inlet for being supplied to engine 60 can be made to become target inlet air amount.
In addition, the pressure charging system of the engine 60 of the application is pressed using 10,20,65 pairs of air inlets of compressor of three-level
Contracting, therefore compared with the case where being compressed using the compressor of two-stage to air inlet, the air inlet that can be up to higher pressure supplies
It is given to engine 60.Therefore, even if reducing the revolving speed of multi-stage motor centrifugal compressor 1, can also make to the pressurization of engine 60
The pressure of air inlet becomes desired pressure.Thereby, it is possible to prevent the reduction in the service life of multi-stage motor centrifugal compressor 1.
It, can be using becoming higher pressure in addition, if driving multi-stage motor centrifugal compressor 1 with maximum (top) speed
Air inlet engine 60 is pressurized, therefore responsiveness when low-speed running can be made to further increase, in addition, can be realized stabilization
The reduction of high output and fuel consumption when operating.In addition, the operational situation regardless of engine 60, multi-stage motor centrifugation
Compressor 1 can be easy to carry out the rotation control of electric motor rotor 30, therefore in addition to requiring engine in low speed
Except the raising of 60 responsiveness, the miscellaneous function of turbocharger 62, in steady running also to the auxiliary of turbocharger 62
It helps in the case where requiring, easily the revolving speed of rotary shaft 3 can be controlled using electric motor rotor 30.Therefore, energy
It is enough that the air inlet of the pressure of burden requirement is supplied to engine 60 via turbocharger 62.
Embodiments of the present invention are illustrated above, but the present invention is not limited to the above embodiments, are not being departed from
It can implement various changes in the range of the purpose of the present invention.For example, group suitably can be carried out to above-mentioned various embodiments
It closes.
Description of symbols
1 multi-stage motor centrifugal compressor
3,66 rotary shaft
10 low-pressure stage compressors
11 low-pressure stage impellers (impeller)
12,22 backplate
13,23 hub portion
13a, 23a through hole
14,24 blade
15 nuts
16 low-pressure stage shells
16a, 26a, 54 sides
17,27 spatial portion
17a, 27a suction inlet
17b, 27b flow path
17c, 27c outlet
18,28 insert port
20 high pressure stage compressors
21 hiigh pressure stage impellers (impeller)
26 hiigh pressure stage shells
29 air inlet access
30 electric motors
35 backboards
40R, 40L bearing
45 motor cases
45a, 50a are inserted into hole
45b motor mounting hole
45c, 50b bearing mounting hole
46 cooling fins
50 bearing cases
51 nose section portions
52 faces
53 bolts
54a engaging recessed part
60 engines (internal combustion engine)
61 exhaust channels
62 turbocharger
63 exhaust driven gas turbines
64 intake channels
65 centrifugal compressors
70 air inlet pressure sensors
71 engine control systems (higher controller)
72 accelerator open degrees switch
73 control mechanisms
74 controller for motor (control device)
Claims (4)
1. the air inlet of a kind of multi-stage motor centrifugal compressor, opposite internal combustion engine flowing is pressurizeed, in the two sides of electric motor
Link a pair of of centrifugal compressor, the pair of centrifugal compressor is connected in series, and a side therein is low-pressure stage compressor, another party
For high pressure stage compressor, pressed again using the air inlet that the high pressure stage compressor crosses the low-pressure stage compressor compresses
Contracting,
The multi-stage motor centrifugal compressor is characterized in that,
The low-pressure stage compressor and the high pressure stage compressor are formed as, and the pressure ratio of the low-pressure stage compressor is less than described
The pressure ratio of high pressure stage compressor,
Have:
Relation table indicates the relationship of the revolving speed of the electric motor and the delivery flow of the multi-stage motor centrifugal compressor;
Mechanism is compareed, if the engine control system of the movement of control internal combustion engine sets the target of the air inlet supplied to internal combustion engine
Air inflow, then the control mechanism is conveyed signal corresponding with the target inlet air amount, by the target inlet air amount and the pass
It is the necessary revolving speed that table was compareed and exported the electric motor;
Controller for motor controls the revolving speed of the electric motor, is exported with reaching using the control mechanism
The necessary revolving speed;
The diameter of the impeller of the low-pressure stage compressor is less than the diameter of the impeller of the high pressure stage compressor.
2. multi-stage motor centrifugal compressor according to claim 1, which is characterized in that
The shape of the impeller of the shape and high pressure stage compressor of the impeller of the low-pressure stage compressor has different from each other
Shape.
3. a kind of pressure charging system of internal combustion engine, which is characterized in that
The discharge side of multi-stage motor centrifugal compressor described in claim 1 is connect with the air inlet side of other boosters,
The discharge air of the multi-stage motor centrifugal compressor is imported to the air inlet side of other boosters.
4. the pressure charging system of internal combustion engine according to claim 3, which is characterized in that
Other described boosters have the exhaust driven gas turbine using the discharge gas rotating of internal combustion engine and receive the exhaust driven gas turbine
The centrifugal compressor of rotation and rotation.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2014/054506 WO2015128936A1 (en) | 2014-02-25 | 2014-02-25 | Multistage electric centrifugal compressor and supercharging system of internal combustion engine |
Publications (2)
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CN105829728A CN105829728A (en) | 2016-08-03 |
CN105829728B true CN105829728B (en) | 2019-05-28 |
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US (1) | US10174670B2 (en) |
EP (1) | EP3112686A4 (en) |
JP (1) | JP6466910B2 (en) |
CN (1) | CN105829728B (en) |
WO (1) | WO2015128936A1 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5777796B2 (en) * | 2012-11-22 | 2015-09-09 | 三菱重工業株式会社 | Supercharger with electric motor and engine device provided with supercharger with electric motor |
FR3052504B1 (en) * | 2016-06-08 | 2020-10-09 | Valeo Systemes De Controle Moteur | ELECTRIC COMPRESSOR WITH BEARING PROTECTION SYSTEM |
US20180106263A1 (en) * | 2016-10-14 | 2018-04-19 | Borgwarner Inc. | Single piece bearing housing with turbine end plate |
JP6764780B2 (en) * | 2016-12-26 | 2020-10-07 | 三菱重工業株式会社 | Control device for engine system and engine system |
CN106870121B (en) * | 2017-03-08 | 2019-04-16 | 嘉兴德燃动力***有限公司 | Fuel cell car two-stage pressurization air compressor system |
DE102017004184A1 (en) * | 2017-04-29 | 2018-10-31 | Daimler Ag | Internal combustion engine for a motor vehicle, in particular for a motor vehicle |
DE102017220855A1 (en) | 2017-11-22 | 2019-05-23 | Robert Bosch Gmbh | Turbocompressor, in particular for a fuel cell system |
US11136919B2 (en) * | 2019-01-25 | 2021-10-05 | Ford Global Technologies, Llc | Variable inlet compressor diagnostics |
WO2022013985A1 (en) * | 2020-07-15 | 2022-01-20 | 三菱重工エンジン&ターボチャージャ株式会社 | Multistage electrically powered centrifugal compressor |
CN116892528A (en) * | 2022-04-11 | 2023-10-17 | 开利公司 | Two-stage mixed flow compressor |
KR102466545B1 (en) * | 2022-05-03 | 2022-11-10 | 김태경 | Compression high pressure turbine |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001234706A (en) * | 2000-02-25 | 2001-08-31 | Ishikawajima Harima Heavy Ind Co Ltd | High speed motor driven compression/expansion apparatus |
JP2006105034A (en) * | 2004-10-06 | 2006-04-20 | Nissan Motor Co Ltd | Supercharging system for internal combustion engine |
CN102667096A (en) * | 2009-12-08 | 2012-09-12 | 水力管理有限责任公司 | Hydraulic turbo accelerator apparatus |
GB2490942A (en) * | 2011-05-19 | 2012-11-21 | Gm Global Tech Operations Inc | Controlling an electrically driven compressor |
JP2013024059A (en) * | 2011-07-15 | 2013-02-04 | Mitsubishi Heavy Ind Ltd | Electric supercharge compressor, method for assembling the same, and internal combustion engine |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5938440B2 (en) * | 1975-01-31 | 1984-09-17 | 株式会社日立製作所 | fluid rotating machine |
JPH04159422A (en) * | 1990-10-22 | 1992-06-02 | Isuzu Motors Ltd | Supercharger of engine |
US6029452A (en) * | 1995-11-15 | 2000-02-29 | Turbodyne Systems, Inc. | Charge air systems for four-cycle internal combustion engines |
US6079211A (en) * | 1997-08-14 | 2000-06-27 | Turbodyne Systems, Inc. | Two-stage supercharging systems for internal combustion engines |
US6234749B1 (en) * | 1998-08-21 | 2001-05-22 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Centrifugal compressor |
US6193473B1 (en) * | 1999-03-31 | 2001-02-27 | Cooper Turbocompressor, Inc. | Direct drive compressor assembly with switched reluctance motor drive |
US6616421B2 (en) * | 2000-12-15 | 2003-09-09 | Cooper Cameron Corporation | Direct drive compressor assembly |
JP2002364571A (en) * | 2001-06-08 | 2002-12-18 | Nissan Motor Co Ltd | Motor-driven pump and internal combustion engine control device |
DE10164792B4 (en) * | 2001-11-30 | 2006-08-31 | Audi Ag | Method and device for pre-activation of at least one vehicle component of a motor vehicle |
AU2002315917B2 (en) | 2001-12-10 | 2008-05-01 | ResMed Pty Ltd | Double-Ended Blower and Volutes Therefor |
US6957535B2 (en) * | 2002-05-11 | 2005-10-25 | Daimlerchrysler Ag | Variable exhaust-gas turbocharger with an auxiliary drive for an internal combustion engine |
JP2004011440A (en) | 2002-06-04 | 2004-01-15 | Hitachi Industries Co Ltd | Centrifugal compressor |
JP2004076659A (en) | 2002-08-20 | 2004-03-11 | Nissan Motor Co Ltd | Supercharging device |
JP2005171844A (en) | 2003-12-10 | 2005-06-30 | Toyota Motor Corp | Control device for internal combustion engine supercharger |
ITTO20050558A1 (en) | 2005-08-05 | 2007-02-06 | Fiat Ricerche | MOTORCOMPRESSOR WITH MORE STAGES FOR THE COMPRESSION OF FLUIDS, FOR EXAMPLE FOR MOTOR VEHICLES |
US20070231164A1 (en) | 2005-12-14 | 2007-10-04 | Eybergen William N | Fuel cell compressor system |
JP2008151051A (en) | 2006-12-19 | 2008-07-03 | Mazda Motor Corp | Control device for engine |
DE102009042283A1 (en) * | 2009-09-22 | 2011-03-31 | Abb Turbo Systems Ag | Turbocompound system and components |
CN105829733B (en) * | 2014-02-13 | 2019-03-26 | 三菱重工发动机和增压器株式会社 | Multi-stage motor centrifugal compressor |
US9732766B2 (en) * | 2014-02-19 | 2017-08-15 | Honeywell International Inc. | Electric motor-driven compressor having a heat shield forming a wall of a diffuser |
US20150308456A1 (en) * | 2014-02-19 | 2015-10-29 | Honeywell International Inc. | Electric motor-driven compressor having bi-directional liquid coolant passage |
US11421696B2 (en) * | 2014-12-31 | 2022-08-23 | Ingersoll-Rand Industrial U.S., Inc. | Multi-stage compressor with single electric direct drive motor |
-
2014
- 2014-02-25 WO PCT/JP2014/054506 patent/WO2015128936A1/en active Application Filing
- 2014-02-25 EP EP14884028.3A patent/EP3112686A4/en not_active Withdrawn
- 2014-02-25 CN CN201480069105.0A patent/CN105829728B/en active Active
- 2014-02-25 US US15/113,137 patent/US10174670B2/en active Active
- 2014-02-25 JP JP2016504885A patent/JP6466910B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001234706A (en) * | 2000-02-25 | 2001-08-31 | Ishikawajima Harima Heavy Ind Co Ltd | High speed motor driven compression/expansion apparatus |
JP2006105034A (en) * | 2004-10-06 | 2006-04-20 | Nissan Motor Co Ltd | Supercharging system for internal combustion engine |
CN102667096A (en) * | 2009-12-08 | 2012-09-12 | 水力管理有限责任公司 | Hydraulic turbo accelerator apparatus |
GB2490942A (en) * | 2011-05-19 | 2012-11-21 | Gm Global Tech Operations Inc | Controlling an electrically driven compressor |
JP2013024059A (en) * | 2011-07-15 | 2013-02-04 | Mitsubishi Heavy Ind Ltd | Electric supercharge compressor, method for assembling the same, and internal combustion engine |
Also Published As
Publication number | Publication date |
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EP3112686A1 (en) | 2017-01-04 |
CN105829728A (en) | 2016-08-03 |
JPWO2015128936A1 (en) | 2017-03-30 |
EP3112686A4 (en) | 2017-01-04 |
US10174670B2 (en) | 2019-01-08 |
WO2015128936A1 (en) | 2015-09-03 |
US20170002727A1 (en) | 2017-01-05 |
JP6466910B2 (en) | 2019-02-06 |
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